UNOFFICIAL TRANSLATION Certification and Consensus of Audit Firm Date ........ Month ....................... Year ............... Dear Secretary-General of the Office of the Securities and Exchange

(UNOFFICIAL TRANSLATION) (Updated 2015) 4. Certification of Leader of Audit Firm Date ........ Month ............ Year.......... To: Secretary-General Office of the Securities and Exchange Commission

แบบแสดงราการข้อมูลประจำปี UNOFFICIAL TRANSLATION Notification of the Change of Audit Firm Date ....... Month ............ Year ....…. Dear Secretary-General of the Office of the Securities and

แบบแสดงราการข้อมูลประจำปี (UNOFFICIAL TRANSLATION) (Revision 2015) 8. Audit Firm Profile and Details Name of Audit Firm................................. For the year ending

แบบแสดงราการข้อมูลประจำปี (UNOFFICIAL TRANSLATION) (Updated 2015) 5. Submission Letter of Evidentiary Documentation of Audit Firm Date ........ Month ............. Year.......... To: Secretary

……................ working for ……..(NAME OF AUDIT FIRM)......, wish to apply for an approval of the SEC Office to be an auditor of businesses under the Securities and Exchange Act B.E. 2535 (1992) and the Trust for

Utilities Plant increased after the main customers resumed normal operation from the scheduled maintenance in Q2/2017 even though Sriracha Power Plant had lower dispatch volume to Electricity Generating

power generators yet. Management Discussion & Analysis Management Discussion & Analysis (MD&A) Q2/2018 In addition, the ERC has set the implementation guideline for the 25 Small Power Producers (SPP) Firm

plant and higher weight factor. Besides, increased power dispatch of HHPC is another contribution of increased IPP gross profit. In spite of the above, Sriracha Power Plant's gross profit decreased by THB

addition, the dispatch volume from Houay-Ho as a result of the lower power generation. The company will also have to recognize the interest expense which increased by Baht 133 million from Q2/2019 as this